Circular Functions and Trigonometry
(Each video below will play on Windows Media Player and starts within 1-2 minutes)
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| The Circle and Radian Measure |
2A (click here)
7:52 mins. |
- Measuring Angles in Radians and Degrees |
| Definition of cos θ and sin θ in Terms of the Unit Circle |
2B (click here)
18:27 mins. |
- Circular Trigonometry (introduction)
- Evaluating Trigonometric Functions Including Special Right Triangles
- The Pythagorean Identity |
The Circular Functions sin x, cos x, and tan x and their Graphs |
2C (click here)
33:40 mins. |
Graphing Trigonometric Functions |
2D (click here)
30:21 mins. |
- Graphing y=tan x in the GDC
- Inverse Trigonometric Functions |
Solution of Trigonometric Equations in a Finite Interval |
2E (click here)
14:59 mins. |
- Solving Simple Trigonometric Equations
- Trigonometric Equations with No Solution
- Solving Double-Angle Trig Equations
- Solving More Complex Trig Equations |
Solution of Triangles: Law of Sines and Cosines
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2F (click here)
24:53 mins. |
- Law of Sines
- Law of Cosines Application |
2G (click here)
18:19 mins. |
- Law of Cosines Application
- The Ambiguous Case and a Quadratic Solution
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